* Bred animals can have [[Animal_husbandry#Traits|traits]] that normally spawned animals do not have.
* Most animals have [[age]]s of young, adolescent, mature, aged, old, or venerable.
* Animals can be normally fed, fat, or [[starving]]. Starving animals will not give any meat when [[butcherbutchering|butchered]]ed, and some animals can die of starvation.
* Hunger is the primary and quite rare reason that a creature may go aggressive, attack, and kill another that is hitched or destroy the barrier protecting said animal and then kill it.